Consolidated Statements of Cash Flows - USD ($)	3 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Net Cash Provided by (Used in) Operating Activities
Net Income (Loss)	$ 4,626,626	$ 3,927,628
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities
Depreciation and amortization of plant, property and equipment	352,766	287,248
Amortization of intangible assets	333,014	309,948
Amortization of prepaid lease	230,963	210,588
Stock-based compensation	41,000	0
Deferred taxes	21,912	167,355
Gain on disposal of acer truncatum bunge plants	0	(573,092)
Changes in operating assets and liabilities:
Change in purchase deposit to vendors	0	655,130
Change in inventory	(932,817)	2,315,657
Change in accounts receivable	(206,330)	1,080,011
Cash received from cancellation of lease	0	55,932
Change in taxes payable	223,523	(908,641)
Change in purchase deposit and accounts payable to related party, net	139,733	(2,014,308)
Change in advance from customers	(439,483)	0
Increase (Decrease) in Accounts Payable and Accrued Liabilities	(226,868)	40,790
Net Cash Provided by (Used in) Operating Activities, Continuing Operations	4,164,039	5,554,246
Net Cash Provided by (Used in) Investing Activities
Acquisition of property, plant and equipment	(70,793)	(2,080,416)
Proceeds from disposal of acer truncatum bunge plants	0	2,084,706
Development cost of acer truncatum bunge planting	(184,358)	(1,215,128)
Net Cash Provided by (Used in) Investing Activities	(255,151)	(1,210,838)
Effect of exchange rate changes on cash and cash equivalents	(1,399,169)	240,841
Cash and Cash Equivalents, Period Increase (Decrease)	2,509,719	4,584,249
Cash and Cash Equivalents, at Carrying Value, Beginning Balance	25,353,360	10,308,622
Cash and Cash Equivalents, at Carrying Value, Ending Balance	27,863,079	14,892,871
Supplemental Cash Flow Information
Interest Paid, Including Capitalized Interest, Operating and Investing Activities	0	0
Income Taxes Paid, Net	$ 1,053,618	$ 1,389,829